Gregory G. Stiefel, D.O.
Family Medicine Physician · Mullica Hill, NJ
Gregory G. Stiefel, D.O. is a family medicine physician with a practice address in Mullica Hill, New Jersey, and NPI 1649267881, issued on Oct 3, 2005. Check the license (New Jersey MB06817700, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Gregory G. Stiefel
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MB06817700 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 201 Tomlin Station RD, Mullica Hill, NJ 08062
- Phone
- (856) 241-2522
- Enumerated
- Oct 3, 2005
- Record last updated
- Apr 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (856) 241-2511
- Medicaid ID
- 8247501 NJ
- Medicare enrollment
- Enrolled (PECOS I20070319000292); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1997
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,770 in New Jersey → Look up another NPI →
Also registered at 201 Tomlin Station RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Capri, MPTPhysical Therapist1063787323
- Charles McGlade, MSN, APNFamily Nurse Practitioner1487184701
- Kristy Meade, MSPT, ATCPhysical Therapist1851569487
- Charles Sprigman, D.O.Emergency Medicine Physician1730105388
- Kara Telesmanick, M.D.Family Medicine Physician1538692975
Verify Gregory G. Stiefel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license MB06817700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average family medicine physician in 2024
7,782 Medicare Part D claims for 715 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 30 claims were for opioids.
Most prescribed
- Amlodipine Besylate526 claims
- Atorvastatin Calcium482 claims
- Lisinopril443 claims
- Rosuvastatin Calcium434 claims
- Hydrochlorothiazide287 claims
- Pantoprazole Sodium264 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.
Bills Medicare through one group practice
- Inspira Health Network Medical Group PCPittsgrove, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory G. Stiefel among 2,770 family medicine physician records in New Jersey
Gregory G. Stiefel, D.O. is one of 2,770 family medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1997 · median 2006 among the 1,875 with a school on file
- Record last updated2013 · 59% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 family medicine physician records list a practice address in Mullica Hill
They are 15 of the 433 NPPES records with a practice address in Mullica Hill, and 2,770 family medicine physician records in New Jersey.
All 2,770 in New Jersey → Every provider in Mullica Hill → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Emmanuel Amofah, DOMullica Hill, NJ 080621639708498
- Claudine De Dan, MDMullica Hill, NJ 080621124058367
- Maria Kent, MDMullica Hill, NJ 080621992781298
- Thomas Leeson, DOMullica Hill, NJ 080621558410191
- Pooja Malik, MDMullica Hill, NJ 080621568578599
- Amy Olivares, DOMullica Hill, NJ 080621508503830
- William Ott, D.O.Mullica Hill, NJ 080621063436293
- Omair Rajput, MDMullica Hill, NJ 080621063154045
Common questions
What is Gregory G. Stiefel, D.O.'s NPI number?
Gregory G. Stiefel, D.O.'s National Provider Identifier (NPI) is 1649267881, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory G. Stiefel, D.O. located?
The NPPES record lists a practice address at 201 Tomlin Station RD, Mullica Hill, NJ, 08062. Phone: (856) 241-2522. Providers update this record themselves, so call before visiting.
How can I verify Gregory G. Stiefel, D.O.'s license?
NPPES lists New Jersey license number MB06817700, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory G. Stiefel, D.O. prescribe under Medicare Part D?
In 2024, Gregory G. Stiefel, D.O. had 7,782 Medicare Part D claims for 715 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.