Doctor profile · Federal record

Dr. Ruth Ann Pendergrast, NP-C

Nurse Practitioner · Gerontology Nurse Practitioner · Royal Oak, MI

  • NPI 1891185153
  • Accepts Medicare
  • MIPS 78.1 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3601 W 13 Mile RD
Royal Oak, MI 480736712
(248) 898-4021
fax (248) 898-1473
Mailing address
26901 Beaumont Blvd Ste 3D
Southfield, MI 480333849

Credentials & registration

NPPES · NUCC
NPI registered
January 2015 — 11 yrs on file
Profile last updated
October 20, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Michigan #4704117994

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891185153. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
95
Distinct HCPCS
3
Medicare allowed
$11,475
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 66 39 $109
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $147
99215 Established patient office or other outpatient visit, 40-54 minutes 13 12 $148

In context: peer comparison

Among 37 peers in Royal Oak Nurse Practitioner, average services per provider: 82. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,782
Transactions
17
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 2 $234.87
Amgen INC. 1 $144.99
Silk Road Medical, INC. 1 $141.60
Abiomed 1 $139.15
Molnlycke Health Care US, LLC 1 $135.00
Gilead Sciences, INC. 1 $125.00
Eisai INC. 1 $124.74
Otsuka America Pharmaceutical, INC. 1 $124.74
Teva Pharmaceuticals USA, INC. 1 $124.34
Hydrofera LLC 2 $116.71
ViiV Healthcare Company 1 $107.10
Astellas Pharma US INC 1 $104.31
Acadia Pharmaceuticals INC 1 $84.74
ConvaTec INC. 2 $74.80

By nature of payment

Food and Beverage
$1,782

Frequently asked questions

Auto-generated from federal data
What is Dr. Ruth Ann Pendergrast's medical specialty?
Dr. Ruth Ann Pendergrast practices Nurse Practitioner in Royal Oak, MI.
Where does Dr. Ruth Ann Pendergrast practice?
Dr. Ruth Ann Pendergrast practices at 3601 W 13 Mile RD, Royal Oak, MI 480736712. Office phone: 2488984021.
What is Dr. Ruth Ann Pendergrast's NPI?
Dr. Ruth Ann Pendergrast's National Provider Identifier (NPI) is 1891185153, issued by NPPES.
Does Dr. Ruth Ann Pendergrast accept Medicare assignment?
Yes. Dr. Ruth Ann Pendergrast accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruth Ann Pendergrast commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.