Anna Bailey Berkley, MD
Internal Medicine Physician · Saint Peters, MO
Anna Bailey Berkley, MD is an internal medicine physician with a practice address in Saint Peters, Missouri, and NPI 1811482250, issued on Jun 27, 2018. Check the license (Missouri 2021011320, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Anna Bailey Berkley
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2021011320 MO
Self-reported in NPPES; status is on the state search - Practice location
- 201 Bjc Saint Peters Dr Ste 100, Saint Peters, MO 63376
- Phone
- (636) 916-7233
- Enumerated
- Jun 27, 2018
- Entity
- Type 1 · individual
Also registered at 201 Bjc Saint Peters Dr Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ryan Ansari, MDFamily Medicine Physician1902508625
- Joshua Bell, PA-CPhysician Assistant1235694894
- Bibi Hasnain, M.D.Endocrinology, Diabetes & Metabolism Physician1467562983
- Kathleen Honick, NPDiabetes Educator Registered Nurse1427478478
- Mary Knight Macheca, ANPAdult Health Nurse Practitioner1134145378
- Alexander Markov, MDEndocrinology, Diabetes & Metabolism Physician1053806927
Verify Anna Bailey Berkley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2021011320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
5,657 Medicare Part D claims for 603 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 222 claims were for opioids.
Most prescribed
- Atorvastatin Calcium349 claims
- Amlodipine Besylate206 claims
- Gabapentin188 claims
- Lisinopril166 claims
- Losartan Potassium156 claims
- Trazodone Hcl143 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: $175.60
7 payments, mostly food and beverage; the largest payer was Lilly USA, LLC. The 65,274 providers of this specialty with any payment received $2,536.66 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.
2 hospital and facility affiliations
- Mercy Clinic East CommunitiesSaint Louis, MO
- Physician Groups LCO Fallon, MO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
20 internal medicine physician records list a Saint Peters practice address
They are 20 of the 1,259 NPPES records with a Saint Peters practice address, and 3,392 internal medicine physician records in Missouri.
All 20 in Saint Peters → All 3,392 in Missouri → Every provider in Saint Peters →
Other internal medicine physician records in Missouri
- Betty Abban, M.D.Springfield, MO1063893162
- Amer Abbas, MDSaint Louis, MO1508480666
- Marghoob Abbas, M.D.St Joseph, MO1588603781
- Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
- Sundas Abbas, MDRichmond Heights, MO1649790486
- Hajira Abbasi, DOSaint Louis, MO1194036947
- Mohammed Abbasi, MDSaint Louis, MO1497097083
- Catey Abbott, DOSaint Louis, MO1699355347
- David Abbott, MDRichmond Heights, MO1568448850
- Ramzi Abboud, MDSaint Louis, MO1649684200
Common questions
What is Anna Bailey Berkley, MD's NPI number?
Anna Bailey Berkley, MD's National Provider Identifier (NPI) is 1811482250, issued on Jun 27, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Anna Bailey Berkley, MD located?
The NPPES record lists a practice address at 201 Bjc Saint Peters Dr Ste 100, Saint Peters, MO, 63376. Phone: (636) 916-7233. Providers update this record themselves, so call before visiting.
How can I verify Anna Bailey Berkley, MD's license?
NPPES lists Missouri license number 2021011320, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Anna Bailey Berkley, MD prescribe under Medicare Part D?
In 2024, Anna Bailey Berkley, MD had 5,657 Medicare Part D claims for 603 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.