Gregg Hallman, M. D.
NPI 1891735890 · Urology Physician · Cape Girardeau, MO
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregg Hallman, M. D. is a Urology Physician provider in Cape Girardeau, MO (NPI 1891735890).
Provider details
- NPI number
- 1891735890
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- License
- 2001007764 (MO)
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
4,265 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) |
|---|---|---|
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 811 | $4 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 555 | $118 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 464 | $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'SG2211 | 418 | $16 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 415 | $58 |
| Psa (prostate Specific Antigen) Measurement, Total |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 347 | 103 |
| Finasteride | 96 | 27 |
| Mirabegronbrand: Myrbetriq | 91 | 19 |
| Tramadol Hcl | 54 | 54 |
| Levofloxacin | 53 | 51 |
| Cephalexin | 39 | 38 |
| Trospium Chloride | 37 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$621 across 31 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
- 2006-06-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregg Hallman's NPI number?
- Gregg Hallman's National Provider Identifier (NPI) is 1891735890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Hallman's specialty?
- Gregg Hallman is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg Hallman located?
- Gregg Hallman's practice location on file with NPPES is 3 Doctors Park, Cape Girardeau, MO 63703-4927.
- What is Gregg Hallman's phone number?
- The practice phone number listed in the NPPES registry for Gregg Hallman is (573) 334-7748.
- Does Gregg Hallman accept Medicare?
- Gregg Hallman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregg Hallman's NPI active?
- Yes — Gregg Hallman's NPI (1891735890) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.