Jonathon B. Shaffer, MD
Internal Medicine Physician · Sugar Land, TX
Jonathon B. Shaffer, MD is an internal medicine physician with a practice address in Sugar Land, Texas, and NPI 1952367575, issued on Apr 22, 2006. Check the license (Texas H2965, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jonathon B. Shaffer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- H2965 TX
Self-reported in NPPES; status is on the state search - Practice location
- 16651 SW Freeway, Sugar Land, TX 77479
- Phone
- (281) 494-4900
- Enumerated
- Apr 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (281) 494-4905
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify Jonathon B. Shaffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H2965Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
487 Medicare Part D claims for 102 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Rosuvastatin Calcium45 claims
- Ezetimibe37 claims
- Ramipril33 claims
- Pioglitazone Hcl24 claims
- Pravastatin Sodium21 claims
- Levothyroxine Sodium17 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.
Jonathon B. Shaffer among 9,175 internal medicine physician records in Texas
Jonathon B. Shaffer, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2007 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
110 internal medicine physician records list a practice address in Sugar Land
They are 110 of the 3,851 NPPES records with a practice address in Sugar Land, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Sugar Land → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Wen-Li ChangSugar Land, TX 774791356385249
- Deepa Dave, MDSugar Land, TX 774791982693057
- Clyde Ford, M.D.Sugar Land, TX 774791225077084
- Terry Holster, M.D.Sugar Land, TX 774791326087040
- Lin Humble, MDSugar Land, TX 774791942275136
- Aman Jafar, MDSugar Land, TX 774791912999426
- Samir Joglekar, MDSugar Land, TX 774791255381414
- Crystal Kelly, MDSugar Land, TX 774791538153283
Common questions
What is Jonathon B. Shaffer, MD's NPI number?
Jonathon B. Shaffer, MD's National Provider Identifier (NPI) is 1952367575, issued on Apr 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathon B. Shaffer, MD located?
The NPPES record lists a practice address at 16651 SW Freeway, Sugar Land, TX, 77479. Phone: (281) 494-4900. Providers update this record themselves, so call before visiting.
How can I verify Jonathon B. Shaffer, MD's license?
NPPES lists Texas license number H2965, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jonathon B. Shaffer, MD prescribe under Medicare Part D?
In 2024, Jonathon B. Shaffer, MD had 487 Medicare Part D claims for 102 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.