Herbert Isaac, MD
Family Medicine Physician · Pontiac, MI
Herbert Isaac, MD is a family medicine physician with a practice address in Pontiac, Michigan, and NPI 1841231941, issued on Jun 9, 2006. Check the license (Michigan 4301073786, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Herbert Isaac
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4301073786 MI
Self-reported in NPPES; status is on the state search - Practice location
- 989 University Dr, Pontiac, MI 48342
- Phone
- (248) 334-4773
- Enumerated
- Jun 9, 2006
- Record last updated
- Mar 16, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (248) 337-8230
- Medicare enrollment
- Enrolled (PECOS I20050826000137); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 989 University Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Herbert Isaac in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301073786Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average family medicine physician in 2024
4,200 Medicare Part D claims for 142 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 464 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen348 claims
- Gabapentin153 claims
- Atorvastatin Calcium127 claims
- Albuterol Sulfate Hfa124 claims
- Diclofenac Sodium121 claims
- Pregabalin105 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $73.06
1 payment: food and beverage; the largest payer was Kestra Medical Technology Services, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sciometrix LLCRoyal Oak, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Herbert Isaac among 6,013 family medicine physician records in Michigan
Herbert Isaac, MD is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1994 · median 2008 among the 3,493 with a school on file
- Record last updated2016 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
86 family medicine physician records list a practice address in Pontiac
They are 86 of the 1,951 NPPES records with a practice address in Pontiac, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Pontiac → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mohammad Ballout, MDPontiac, MI 483421235802182
- Robert Basak, D.O.Pontiac, MI 483421528258761
- Abdullah Bokhari, D.O.Pontiac, MI 483421861832552
- Synyi Chen, MS, DOPontiac, MI 483421033233671
- Mary Goldman, D.O.Pontiac, MI 483421477564847
- Maha Hassan, D.O.Pontiac, MI 483421215166442
- Kara Herber, D.O.Pontiac, MI 483421902096118
- Jessica Kimball, DOPontiac, MI 483421679729107
Common questions
What is Herbert Isaac, MD's NPI number?
Herbert Isaac, MD's National Provider Identifier (NPI) is 1841231941, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Herbert Isaac, MD located?
The NPPES record lists a practice address at 989 University Dr, Pontiac, MI, 48342. Phone: (248) 334-4773. Providers update this record themselves, so call before visiting.
How can I verify Herbert Isaac, MD's license?
NPPES lists Michigan license number 4301073786, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Herbert Isaac, MD prescribe under Medicare Part D?
In 2024, Herbert Isaac, MD had 4,200 Medicare Part D claims for 142 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.