Charles Patrick Chaulk, M.D.
Public Health & General Preventive Medicine Physician · Towson, MD
Charles Patrick Chaulk, M.D. is a public health & general preventive medicine physician with a practice address in Towson, Maryland, and NPI 1104250570, issued on Aug 21, 2013. Check the license (Maryland 37179, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Charles Patrick Chaulk
- Credential
- M.D.
- Primary taxonomy
- Public Health & General Preventive Medicine Physician 2083P0901X
- License number
- 37179 MD
Self-reported in NPPES; status is on the state search - Practice location
- 622 Valley LN, Towson, MD 21286
- Phone
- (410) 828-8831
- Enumerated
- Aug 21, 2013
- Record last updated
- Aug 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (410) 396-8457
- Entity
- Type 1 · individual
8 nearest public health & general preventive medicine physician records → All 130 in Maryland → Look up another NPI →
Verify Charles Patrick Chaulk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license 37179Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average public health & general preventive medicine physician in 2024
73 Medicare Part D claims for 32 beneficiaries, against an average of 820 among the 336 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Buprenorphine-Naloxone38 claims
- Suboxone30 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.
Charles Patrick Chaulk among 130 public health & general preventive medicine physician records in Maryland
Charles Patrick Chaulk, M.D. is one of 130 public health & general preventive medicine physician records with a practice address in Maryland. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 75% of them.
- NPI issued2013 · 75% of these records are older, 20% newer
- In a Medicare fileYes · 17% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2013 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083P0901X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Public Health & General Preventive Medicine Physician providers in Maryland
There are 130 public health & general preventive medicine physician records in Maryland.
All 130 in Maryland → Every provider in Towson → Public Health & General Preventive Medicine Physician nationwide →
The 8 public health & general preventive medicine physician records with the nearest ZIP codes
- Clarence Lam, MDBaltimore, MD 212871174783534
- Brian Miller, M.D., M.B.A., M.P.H.Baltimore, MD 212871407294705
- Carol Bazell, M.D., M.P.H.Baltimore, MD 212441396030318
- Howard Garber, M.D.Baltimore, MD 212371841535275
- Marisela Gomez, MD.Baltimore, MD 212291629375340
- John Moye, M.D.Catonsville, MD 212281275667347
- Aldo TinocoCatonsville, MD 212281396096509
- Jorge Calderon, M.D.Baltimore, MD 212271114981164
Common questions
What is Charles Patrick Chaulk, M.D.'s NPI number?
Charles Patrick Chaulk, M.D.'s National Provider Identifier (NPI) is 1104250570, issued on Aug 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Charles Patrick Chaulk, M.D. located?
The NPPES record lists a practice address at 622 Valley LN, Towson, MD, 21286. Phone: (410) 828-8831. Providers update this record themselves, so call before visiting.
How can I verify Charles Patrick Chaulk, M.D.'s license?
NPPES lists Maryland license number 37179, 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 Charles Patrick Chaulk, M.D. prescribe under Medicare Part D?
In 2024, Charles Patrick Chaulk, M.D. had 73 Medicare Part D claims for 32 beneficiaries; the average among public health & general preventive medicine physician prescribers was 820. 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.