Registry data as of Aug 27, 2026

Lily Ackermann, M.D.

Internal Medicine Physician · Philadelphia, PA

Lily Ackermann, M.D. is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1144385469, issued on Dec 27, 2006. Check the license on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1144385469
Name
Lily Ackermann
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
833 Chestnut Street, Philadelphia, PA 19107
Phone
(215) 955-6180
Enumerated
Dec 27, 2006
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 833 Chestnut Street

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

  1. Huda Al-Kouatly, M.D.Maternal & Fetal Medicine Physician1548337041
  2. Nwamaka AmobiFamily Medicine Physician1730874421
  3. Nnaemeka Anyadike, M.D.Internal Medicine Physician1265614366
  4. Janis Bonat, CRNPNurse Practitioner1154434702
  5. Yasmin Brahmbhatt, MDNephrology Physician1891967006
  6. Sandra Dayaratna, MDObstetrics & Gynecology Physician1275500712

Verify Lily Ackermann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)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
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

28 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Lily Ackermann28
  2. Specialty average2,785

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.

One hospital or facility affiliation

  1. Jefferson University PhysiciansPhiladelphia, PA

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.

2,259 internal medicine physician records list a Philadelphia practice address

They are 2,259 of the 42,849 NPPES records with a Philadelphia practice address, and 8,636 internal medicine physician records in Pennsylvania.

Other internal medicine physician records in Pennsylvania

  1. Erin Aakhus, M.D.Philadelphia, PA1255652087
  2. Muhammad Aamir, MDAllentown, PA1477039147
  3. Saira Aamir, MDYork, PA1184515686
  4. John Aaron, MDWest Grove, PA1427094531
  5. Todd Aaron, MDPhiladelphia, PA1457350522
  6. Cybele Abad, M.D.Pittsburgh, PA1619900453
  7. Mario Abad, MDDuncannon, PA1710022975
  8. Joseph Abalos, M.D.Seneca, PA1215128434
  9. Ali Abbas, MDYork, PA1023343779
  10. Huda Abbas, MDDoylestown, PA1316187024

Common questions

What is Lily Ackermann, M.D.'s NPI number?

Lily Ackermann, M.D.'s National Provider Identifier (NPI) is 1144385469, issued on Dec 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lily Ackermann, M.D. located?

The NPPES record lists a practice address at 833 Chestnut Street, Philadelphia, PA, 19107. Phone: (215) 955-6180. Providers update this record themselves, so call before visiting.

How can I verify Lily Ackermann, M.D.'s license?

Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lily Ackermann, M.D. prescribe under Medicare Part D?

In 2024, Lily Ackermann, M.D. had 28 Medicare Part D claims; 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.