Katheryn Black, DO
NPI 1811955388 · Family Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katheryn Black, DO is a Family Medicine Physician provider in Phoenix, AZ (NPI 1811955388).
Provider details
- NPI number
- 1811955388
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 007526 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
173 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 120 | $63 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $93 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 14 | $63 |
Typical Medicare-allowed amounts for these services range $63–$93 (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 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 234 | 30 |
| Levothyroxine Sodium | 93 | 30 |
| Losartan Potassium | 89 | 32 |
| Atorvastatin Calcium | 76 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 61 | 22 |
| Omeprazole | 54 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-03
- Last updated
- 2018-05-31
Frequently asked questions
- What is Katheryn Black's NPI number?
- Katheryn Black's National Provider Identifier (NPI) is 1811955388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katheryn Black's specialty?
- Katheryn Black is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katheryn Black located?
- Katheryn Black's practice location on file with NPPES is 4212 N 16th St, Phoenix, AZ 85016.
- What is Katheryn Black's phone number?
- The practice phone number listed in the NPPES registry for Katheryn Black is (602) 263-1200.
- Does Katheryn Black accept Medicare?
- Katheryn Black is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katheryn Black's NPI active?
- Yes — Katheryn Black's NPI (1811955388) is active in the NPPES registry as of the last update on 2018-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.