Howard Hauptman, M.D.
NPI 1861461220 · Rheumatology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Hauptman, M.D. is a Rheumatology Physician provider in Baltimore, MD (NPI 1861461220).
Provider details
- NPI number
- 1861461220
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0031091 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
8,088 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,173 | $131 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 1,076 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 770 | $94 |
| Administration of Chemotherapy Into Vein, Each Additional Hour96415 | 637 | $28 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 619 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 314 | 102 |
| Methotrexate Sodiumbrand: Methotrexate | 282 | 90 |
| Prednisone | 257 | 94 |
| Duloxetine Hcl | 127 | 38 |
| Tramadol Hcl | 88 | 26 |
| Celecoxib | 86 | 29 |
| Leflunomide | 79 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$508 across 17 records (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
- 2006-03-16
- Last updated
- 2020-09-04
- Certified
- 2020-09-04
Frequently asked questions
- What is Howard Hauptman's NPI number?
- Howard Hauptman's National Provider Identifier (NPI) is 1861461220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Hauptman's specialty?
- Howard Hauptman is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Hauptman located?
- Howard Hauptman's practice location on file with NPPES is 1220b E Joppa Rd, Baltimore, MD 21286-5813.
- What is Howard Hauptman's phone number?
- The practice phone number listed in the NPPES registry for Howard Hauptman is (410) 494-1888.
- Does Howard Hauptman accept Medicare?
- Howard Hauptman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Hauptman's NPI active?
- Yes — Howard Hauptman's NPI (1861461220) is active in the NPPES registry as of the last update on 2020-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.