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Andrew Hamilton, DO

Family Practice · Grand Blanc

NPI 1659861318

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
Not verified
Not the same as out of network.
Offices
3

Offices

3 locations · Henry Ford Health Genesys Hospital · 85 clinicians in this group

Looking this up.

Hospitals listed: Henry Ford Genesys Hospital. That is not proof they admit you there this week.

Plan participation

Not verified

We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Hamilton’s office to ask if they take your plan before you enroll.

Hospitals they work in

1 hospital

These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.

  • Ascension Genesys HospitalGrand Blanc, MIAcute Care Hospital · Voluntary non-profit - Church · Has an emergency department · Birthing-friendlyPart of Ascension Health, which runs 120 hospitals in 13 statesPatients rate it 2 of 5 · 58% would definitely recommend it
    Overall rating: 3 of 5 starsBetter than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.367, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.357, Oct 2024 – Sep 2025
See every measure and the patient survey for Ascension Genesys Hospital

Behind the star rating — Deaths: 0 better, 8 the same, 0 worse of 8 measures. Safety: 1 better, 6 the same, 0 worse of 7 measures. Readmissions: 1 better, 8 the same, 0 worse of 9 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at Ascension Genesys Hospital
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.367BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.357BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.11 (0.12 to 2.1) · 719 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.02 (0.66 to 1.38)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths165.24 (115.58 to 214.89) · 64 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2.5 · 29 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths8.6 · 120 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths14 · 128 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths11.9 · 355 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths16.1 · 415 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths14.6 · 218 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths3.6 · 3,446 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.17 (0 to 0.38) · 4,779 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.27 (0.07 to 0.47) · 4,853 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.16 (0.96 to 5.37) · 873 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths1.58 (0 to 3.26) · 216 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.66 (1.11 to 4.21) · 833 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths12.62 (4.14 to 21.1) · 215 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths4.65 (0.56 to 8.74) · 206 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.61 (0.14 to 3.07) · 155 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.56 (0 to 1.25) · 4,362 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths4.3 · 79 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.412No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.614No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.007No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits14.4 · 216 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits21.3 · 661 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits12.7 · 118 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-1.1 · 380 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits10.8 · 422 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.2 · 691 casesNoneJul 2023 – Jun 2025
Rate of readmission after hip/knee replacementUnplanned return visits5.9 · 78 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.9 · 36 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19 · 224 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.2 (9.1 to 16.4) · 271 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.7 to 1.3) · 111 casesNo differentJan 2024 – Dec 2024

What patients said (680 patients answered, 25% of those asked)

Patient survey stars by topic at Ascension Genesys Hospital
Cleanliness1
Nurse communication2
Doctor communication2
Communication about medicines1
Discharge information3
Overall hospital rating2
Quietness2
Recommend hospital2
Share of patients giving the best answer at Ascension Genesys Hospital
Room was "always" clean57%
Nurses "always" communicated well75%
Doctors "always" communicated well70%
Staff "always" explained53%
Yes, staff "did" give patients this information84%
Yes, staff "did" give patients information about help after discharge85%
Doctors "always" explained things so they could understand63%
Doctors "always" listened carefully67%
Doctors "always" treated them with courtesy and respect79%
Patients who gave a rating of "9" or "10" (high)59%
Staff "always" explained new medications69%
Nurses "always" explained things so they could understand69%
Nurses "always" listened carefully73%
Nurses "always" treated them with courtesy and respect82%
"Always" quiet at night44%
"YES", patients would definitely recommend the hospital58%
Staff "always" explained possible side effects36%
Yes, staff "did" give patients information about possible symptoms84%

Original Medicare doctor bills

$19,052

Medicare paid this office $19,052 for 116 people.

This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.

Largest Original Medicare bills
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes26$5,928$60
Short return visit (20+ min)74$5,598$56
Initial hospital care with moderate level of medical decision making at least 75 minutes19$2,508$132

Who their Medicare patients are

116 Original Medicare patients in 2024. Average age 68 · Under 65 28% · Women 64% · Also on Medicaid 35% · Health risk score 1.62. Above the middle of the specialty; the typical family practice clinician is at 1.13.

Conditions among them: High blood pressure 72% · Diabetes 37% · Chronic kidney disease 31% · Depression 31% · Coronary heart disease 24% · Heart failure 24% · COPD 22% · Atrial fibrillation 22% · Stroke 13% · Cancer 9%.

The office billed $35,521, Medicare allowed $25,418 and paid $19,052; for 430 services of 36 kinds.

Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.

Year by year

Original Medicare by year
2024116430681.62$35,521$19,052
2023117290672.03$34,383$18,177
2022138340651.94$38,724$19,925
20214784641.35$8,061$5,137

Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.

See the services billed each year

2023: 3 services

Original Medicare services billed in 2023
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes32$5,030$58
Short return visit (20+ min)71$4,920$52
Initial hospital care with moderate level of medical decision making at least 75 minutes21$2,939$122

2022: 4 services

Original Medicare services billed in 2022
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes35$5,263$47
Short return visit (20+ min)73$5,004$55
Initial hospital care with moderate level of medical decision making at least 75 minutes24$3,659$146
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit12$1,380$115

2021: 1 service

Original Medicare services billed in 2021
Short return visit (20+ min)27$1,912$71

Money from drug and device companies

$20 in 2025

Industry payments by year
202511None$20
202422None$57
202355None$91
202211None$25
202022None$26
201922None$154

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
Vertex PharmaceuticalsJournavx$20
1 payment
  • Meals for Journavx · 2025-06-02 · $20
See the published payment
Every published payment
Vertex PharmaceuticalsMeals · 2025-06-02Journavx$20
See earlier years (2024, 2023, 2022, 2020, 2019)

2024: $57

Payments by company in 2024
AbbvieUbrelvy$33
1 payment
  • Meals for Ubrelvy · 2024-11-12 · $33
AlkermesVivitrol$24
1 payment
  • Meals for Vivitrol · 2024-08-19 · $24

2023: $91

Payments by company in 2023
Otsuka America PharmaceuticalAbilify Maintena$20
1 payment
  • Meals for Abilify Maintena · 2023-05-15 · $20
Astellas Pharma USMyrbetriq$20
1 payment
  • Meals for Myrbetriq · 2023-10-08 · $20
Merit Medical SystemsStabilit$19
1 payment
  • Meals for Stabilit · 2023-02-01 · $19
kaleoAuvi-Q$16
1 payment
  • Meals for Auvi-Q · 2023-02-28 · $16
Axsome TherapeuticsAuvelity$16
1 payment
  • Meals for Auvelity · 2023-09-11 · $16

2022: $25

Payments by company in 2022
Otsuka America PharmaceuticalRexulti$25
1 payment
  • Meals for Rexulti · 2022-05-20 · $25

2020: $26

Payments by company in 2020
AbbVieLo Loestrin Fe$14
1 payment
  • Meals for Lo Loestrin Fe · 2020-10-27 · $14
TherapeuticsMDImvexxy$12
1 payment
  • Meals for Imvexxy · 2020-10-13 · $12

2019: $154

Payments by company in 2019
AllerganAvycaz$141
1 payment
  • Meals for Avycaz · 2019-08-20 · $141
Merck Sharp & DohmePneumovax 23$12
1 payment
  • Meals for Pneumovax 23 · 2019-01-09 · $12

Professional record

NPI
1659861318
Licence
MI 5101025366
Trained
Michigan State University College of Osteopathic Medicine, 2018
Gender
Male
More record details
Sole proprietor
Yes
Taxonomy
Family medicine (207Q00000X)
Mailing address
1 Genesys Pkwy, Grand Blanc, MI, 48439
NPI first listed
2018-05-17
NPI last updated
2026-04-30
NPI record certified
2026-04-30

This is when the NPI record was last certified, not a medical board exam.

Extra NPI addresses: 21 E State St Ofc 233, Columbus, OH, 43215 · 325 N Saint Paul St Ste 3100, Dallas, TX, 75201 · 195 Page Mill Rd Ste 103, Palo Alto, CA, 94306 · 37771 Schoenherr Rd Ste 102, Sterling Heights, MI, 48312