NPPES file of Aug 9, 2026

Paula Ann Jacobus, M.D.

Geriatric Medicine (Internal Medicine) Physician · Allentown, PA

Paula Ann Jacobus, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Allentown, Pennsylvania, and NPI 1538193982, issued on Jul 10, 2006. Check the license (Pennsylvania MD034489E, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1538193982
Name
Paula Ann Jacobus
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
MD034489E PA
Self-reported in NPPES; status is on the state search
Practice location
1627 Chew St, Allentown, PA 18102
Phone
(610) 969-3390
Enumerated
Jul 10, 2006
Record last updated
May 17, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(610) 969-3393
Medicare enrollment
Enrolled (PECOS I20110207000267); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 1984
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest geriatric medicine (internal medicine) physician records → All 228 in Pennsylvania → Look up another NPI →

Also registered at 1627 Chew St

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

  1. Alexis Alexander, DMDDentist1083172589
  2. Ashley Bonney, MDObstetrics & Gynecology Physician1083453591
  3. Jenna Bower, LPCMental Health Counselor1558975763
  4. Katelyn Brown, CRNPPediatric Nurse Practitioner1942683909
  5. Natalie Burkert, MDStudent in an Organized Health Care Education/Training Program1295526176
  6. Emily Butler, DOInternal Medicine Physician1700378718

Verify Paula Ann Jacobus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD034489E    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

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87% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

558 Medicare Part D claims for 162 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.

  1. Paula Jacobus558
  2. Specialty average4,246

Most prescribed

  1. Sertraline Hcl133 claims
  2. Donepezil Hcl88 claims
  3. Quetiapine Fumarate47 claims
  4. Trazodone Hcl46 claims
  5. Memantine Hcl36 claims
  6. Mirtazapine27 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.

Bills Medicare through one group practice

  1. Lehigh Valley Physician GroupAllentown, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Paula Ann Jacobus among 228 geriatric medicine (internal medicine) physician records in Pennsylvania

Paula Ann Jacobus, M.D. is one of 228 geriatric medicine (internal medicine) physician records with a practice address in Pennsylvania. 72% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 38% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1984 · median 1998 among the 115 with a school on file
  • Record last updated2016 · 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 207RG0300X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Pennsylvania

There are 228 geriatric medicine (internal medicine) physician records in Pennsylvania.

All 228 in Pennsylvania → Every provider in Allentown → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Emilie Juin-Baptiste, M.DAllentown, PA 181021669883765
  2. Tatyana Kemarskaya, M.D.Allentown, PA 181021851371785
  3. Sunitha Potluri, MDAllentown, PA 181021437321353
  4. Russell Rentler, MDAllentown, PA 181021518996255
  5. Eileen Simak, D.O.Allentown, PA 181021073516670
  6. Neti Vora, MDAllentown, PA 181021265695647
  7. Caroline Shedlock, M.D.Allentown, PA 181031871521039
  8. Gene Ginsberg, MDAllentown, PA 181041831141787

Common questions

What is Paula Ann Jacobus, M.D.'s NPI number?

Paula Ann Jacobus, M.D.'s National Provider Identifier (NPI) is 1538193982, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Paula Ann Jacobus, M.D. located?

The NPPES record lists a practice address at 1627 Chew St, Allentown, PA, 18102. Phone: (610) 969-3390. Providers update this record themselves, so call before visiting.

How can I verify Paula Ann Jacobus, M.D.'s license?

NPPES lists Pennsylvania license number MD034489E, as entered by the provider. 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 Paula Ann Jacobus, M.D. prescribe under Medicare Part D?

In 2024, Paula Ann Jacobus, M.D. had 558 Medicare Part D claims for 162 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.