NPPES file of Aug 9, 2026

Michael Douglas Chambers, DMD, MD

Oral and Maxillofacial Surgery (Dentist) · Lancaster, PA

Michael Douglas Chambers, DMD, MD is an oral and maxillofacial surgery (dentist) with a practice address in Lancaster, Pennsylvania, and NPI 1457611329, issued on May 24, 2012. Check the license (Pennsylvania DS039330, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457611329
Name
Michael Douglas Chambers
Credential
DMD, MD
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
DS039330 PA
Self-reported in NPPES; status is on the state search
Practice location
190 Good Dr, Lancaster, PA 17603
Phone
(717) 394-3033
Enumerated
May 24, 2012
Record last updated
Oct 22, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(717) 394-5378
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 190 Good Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. J. Chairsell, DDSOral and Maxillofacial Surgery (Dentist)1588634877
  2. Bryce Hallinan, D.D.S.Student in an Organized Health Care Education/Training Program1043691850
  3. Brandon Iverson, D.D.SOral and Maxillofacial Surgery (Dentist)1083882294
  4. Steven Waugh, DDSOral and Maxillofacial Surgery (Dentist)1932179264

Verify Michael Douglas Chambers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license DS039330
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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43% more Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024

582 Medicare Part D claims for 284 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 22 claims were for opioids.

  1. Michael Chambers582
  2. Specialty average406

Most prescribed

  1. Chlorhexidine Gluconate261 claims
  2. Amoxicillin117 claims
  3. Amoxicillin-Clavulanate Potass111 claims
  4. Clindamycin Hcl49 claims
  5. Oxycodone Hcl11 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: $162.64

2 payments; by number, the most common kind was food and beverage; the largest payer was Geistlich Pharma, North America, Inc. The 4,075 providers of this specialty with any payment received $1,077.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Chambers$162.64
  2. Specialty average$1,077.58

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Michael Douglas Chambers among 386 oral and maxillofacial surgery (dentist) records in Pennsylvania

Michael Douglas Chambers, DMD, MD is one of 386 oral and maxillofacial surgery (dentist) records with a practice address in Pennsylvania. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 76% of them.

  • NPI issued2012 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 29% of these records are
  • Record last updated2018 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Surgery (Dentist) providers in Pennsylvania

There are 386 oral and maxillofacial surgery (dentist) records in Pennsylvania.

The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes

  1. J. Chairsell, DDSLancaster, PA 176031588634877
  2. Andrew Heise, DMDLancaster, PA 176031679543987
  3. Daniel Henrichsen, DMDLancaster, PA 176031962473702
  4. Brandon Iverson, D.D.SLancaster, PA 176031083882294
  5. Gary Seldomridge, DMDLancaster, PA 176031568432870
  6. Steven Waugh, DDSLancaster, PA 176031932179264
  7. Thomas Yingling, DDSLancaster, PA 176031508836800
  8. Maxwell Adams, D.D.S.Lancaster, PA 176011043249915

Common questions

What is Michael Douglas Chambers, DMD, MD's NPI number?

Michael Douglas Chambers, DMD, MD's National Provider Identifier (NPI) is 1457611329, issued on May 24, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Michael Douglas Chambers, DMD, MD located?

The NPPES record lists a practice address at 190 Good Dr, Lancaster, PA, 17603. Phone: (717) 394-3033. Providers update this record themselves, so call before visiting.

How can I verify Michael Douglas Chambers, DMD, MD's license?

NPPES lists Pennsylvania license number DS039330, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Michael Douglas Chambers, DMD, MD prescribe under Medicare Part D?

In 2024, Michael Douglas Chambers, DMD, MD had 582 Medicare Part D claims for 284 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. 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.