Harpal Singh Mangat, MD
Internal Medicine Physician · Germantown, MD
Harpal Singh Mangat, MD is an internal medicine physician with a practice address in Germantown, Maryland, and NPI 1780777912, issued on Oct 2, 2006. Check the license (Maryland D0058756, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Harpal Singh Mangat
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0058756 MD
Self-reported in NPPES; status is on the state search - Practice location
- 20528 Boland Farm RD Ste 109, Germantown, MD 20876
- Phone
- (301) 515-3333
- Enumerated
- Oct 2, 2006
- Record last updated
- Aug 5, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (301) 515-3322
- Medicaid ID
- 410453600 MD
- Medicare enrollment
- Enrolled (PECOS I20071010000457); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Verify Harpal Singh Mangat in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0058756Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,153 Medicare Part D claims for 114 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 89 claims were for opioids.
Most prescribed
- Ceftriaxone126 claims
- Alprazolam119 claims
- Clindamycin Hcl82 claims
- Dextroamphetamine-Amphetamine71 claims
- Metformin Hcl66 claims
- Zolpidem Tartrate66 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: $978.64
39 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Mangat And Kaur IncGermantown, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Harpal Singh Mangat among 3,904 internal medicine physician records in Maryland
Harpal Singh Mangat, MD is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1985 · median 2003 among the 2,445 with a school on file
- Record last updated2019 · 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 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 internal medicine physician records list a practice address in Germantown
They are 17 of the 1,327 NPPES records with a practice address in Germantown, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Germantown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Madan Bangalore, M.D.Germantown, MD 208761174798193
- Sridevi Bellamkonda, M.DGermantown, MD 208761144515669
- Eyoel Fantaye, MDGermantown, MD 208761083356190
- Charles Karesh, M.D.Germantown, MD 208761497881619
- Jessica Kim, DOGermantown, MD 208761447832506
- Ameesh Vora, M.D.Germantown, MD 208761194081018
- Suhair Abulfarag, MDGaithersburg, MD 208771093818932
- Leszek Karowiec, MDGaithersburg, MD 208771265519672
Common questions
What is Harpal Singh Mangat, MD's NPI number?
Harpal Singh Mangat, MD's National Provider Identifier (NPI) is 1780777912, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Harpal Singh Mangat, MD located?
The NPPES record lists a practice address at 20528 Boland Farm RD Ste 109, Germantown, MD, 20876. Phone: (301) 515-3333. Providers update this record themselves, so call before visiting.
How can I verify Harpal Singh Mangat, MD's license?
NPPES lists Maryland license number D0058756, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Harpal Singh Mangat, MD prescribe under Medicare Part D?
In 2024, Harpal Singh Mangat, MD had 2,153 Medicare Part D claims for 114 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.