Richard Nadjarian, M.D.
NPI 1164440889 · Pain Medicine Physician · Bloomfield Hills, MI
Enrolled with Medicare as Practitioner - Interventional Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Nadjarian, M.D. is a Pain Medicine Physician provider in Bloomfield Hills, MI (NPI 1164440889).
Provider details
- NPI number
- 1164440889
- Entity type
- Individual
- Primary specialty
- Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301070388 (MI)
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
187 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 104 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $129 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 15 | $223 |
Typical Medicare-allowed amounts for these services range $91–$223 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 39 | — |
| Meloxicam | 38 | 17 |
| Oxycodone Hcl | 38 | — |
| Gabapentin | 25 | — |
| Tramadol Hcl | 19 | — |
| Morphine Sulfatebrand: Morphine Sulfate Er | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$38 across 2 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
- 2006-07-18
- Last updated
- 2023-03-07
Frequently asked questions
- What is Richard Nadjarian's NPI number?
- Richard Nadjarian's National Provider Identifier (NPI) is 1164440889, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Nadjarian's specialty?
- Richard Nadjarian is listed in the NPPES registry with a primary specialty of Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Nadjarian located?
- Richard Nadjarian's practice location on file with NPPES is 36880 Woodward Ave, Bloomfield Hills, MI 48304-0919.
- What is Richard Nadjarian's phone number?
- The practice phone number listed in the NPPES registry for Richard Nadjarian is (248) 594-7900.
- Does Richard Nadjarian accept Medicare?
- Richard Nadjarian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Nadjarian's NPI active?
- Yes — Richard Nadjarian's NPI (1164440889) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.