Paula Jacobus, M.D.
NPI 1538193982 · Geriatric Medicine (Internal Medicine) Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paula Jacobus, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Allentown, PA (NPI 1538193982).
Provider details
- NPI number
- 1538193982
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD034489E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
165 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $121 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 20 | $201 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 18 | $171 |
Typical Medicare-allowed amounts for these services range $121–$201 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 133 | 39 |
| Donepezil Hcl | 88 | 35 |
| Quetiapine Fumarate | 47 | 19 |
| Trazodone Hcl | 46 | 14 |
| Memantine Hcl | 36 | 15 |
| Mirtazapine | 27 | — |
| Escitalopram Oxalate | 23 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2016-05-17
Frequently asked questions
- What is Paula Jacobus's NPI number?
- Paula Jacobus's National Provider Identifier (NPI) is 1538193982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paula Jacobus's specialty?
- Paula Jacobus is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Paula Jacobus located?
- Paula Jacobus's practice location on file with NPPES is 1627 Chew St, Allentown, PA 18102-3648.
- What is Paula Jacobus's phone number?
- The practice phone number listed in the NPPES registry for Paula Jacobus is (610) 969-3390.
- Does Paula Jacobus accept Medicare?
- Paula Jacobus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paula Jacobus's NPI active?
- Yes — Paula Jacobus's NPI (1538193982) is active in the NPPES registry as of the last update on 2016-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.