Grant Anhalt, M.D.
NPI 1255395539 · Dermatology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grant Anhalt, M.D. is a Dermatology Physician provider in Baltimore, MD (NPI 1255395539).
Provider details
- NPI number
- 1255395539
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D28241 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,140 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Antibody Evaluation, Each Additional Single Antibody Stain Procedure88350 | 380 | $29 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 317 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 245 | $133 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 219 | $98 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 206 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$95 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-14
- Last updated
- 2025-12-09
- Certified
- 2025-12-09
Frequently asked questions
- What is Grant Anhalt's NPI number?
- Grant Anhalt's National Provider Identifier (NPI) is 1255395539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Anhalt's specialty?
- Grant Anhalt is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Grant Anhalt located?
- Grant Anhalt's practice location on file with NPPES is 601 N Caroline St, Baltimore, MD 21287-0006.
- What is Grant Anhalt's phone number?
- The practice phone number listed in the NPPES registry for Grant Anhalt is (410) 955-5933.
- Does Grant Anhalt accept Medicare?
- Grant Anhalt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grant Anhalt's NPI active?
- Yes — Grant Anhalt's NPI (1255395539) is active in the NPPES registry as of the last update on 2025-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.