Uma Gunnala, MD
NPI 1881770220 · Internal Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Uma Gunnala, MD is a Internal Medicine Physician provider in Phoenix, AZ (NPI 1881770220).
Provider details
- NPI number
- 1881770220
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25443 (AZ)
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
19 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
594 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 | 209 | $122 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 185 | $8 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 63 | $18 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 50 | $123 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 50 | $17 |
| Administration of Influenza Virus VaccineG0008 | 25 | $31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 398 | 114 |
| Losartan Potassium | 287 | 89 |
| Levothyroxine Sodium | 281 | 79 |
| Amlodipine Besylate | 224 | 61 |
| Metformin Hcl | 213 | 67 |
| Alendronate Sodium | 181 | 55 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$492 across 21 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
- 2006-10-27
- Last updated
- 2017-03-09
Frequently asked questions
- What is Uma Gunnala's NPI number?
- Uma Gunnala's National Provider Identifier (NPI) is 1881770220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Uma Gunnala's specialty?
- Uma Gunnala is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Uma Gunnala located?
- Uma Gunnala's practice location on file with NPPES is 20045 N 19th Ave Bldg 11, Phoenix, AZ 85027-4252.
- What is Uma Gunnala's phone number?
- The practice phone number listed in the NPPES registry for Uma Gunnala is (623) 572-6791.
- Does Uma Gunnala accept Medicare?
- Uma Gunnala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Uma Gunnala's NPI active?
- Yes — Uma Gunnala's NPI (1881770220) is active in the NPPES registry as of the last update on 2017-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.