Doctor profile · Federal record

Dr. Erin O'Hair, NP

Primary Care Nurse Practitioner (CMS: Nurse Practitioner) · Primary Care Nurse Practitioner · Berkeley, CA

  • NPI 1710259361
  • Accepts Medicare
  • 5 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1901 4Th St
Berkeley, CA 947101985
(510) 929-1400
fax (510) 929-1414
Additional location
6880 S McCarran Blvd Ste 5
Reno, NV 895096129
(775) 398-1981
fax (775) 398-1984
Mailing address
Po Box 511250
Los Angeles, CA 900517805

Credentials & registration

NPPES · NUCC
NPI registered
January 2012 — 14 yrs on file
Profile last updated
April 7, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LP2300X — NUCC code
State licenses (2)
California #21239 · Nevada #873297

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710259361. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
482
Distinct HCPCS
9
Medicare allowed
$38,990
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 163 114 $122
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 100 45 $62
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 61 24 $48
36415 Insertion of needle into vein for collection of blood sample 50 43 $8
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 50 41 $73
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 20 20 $138
99347 Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes 15 12 $43
99497 Advance care planning, first 30 minutes 12 12 $81
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 11 11 $130

In context: peer comparison

Among 2 peers in Berkeley Primary Care Nurse Practitioner, average services per provider: 53. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
752
Patients
123
Total drug cost
$13,598
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 83 23 $1,262
Sertraline Hcl Generic 69 11 $897
Mirtazapine Generic 67 15 $1,682
Furosemide Generic 62 12 $337
Donepezil Hcl Generic 56 0 $1,556
Levothyroxine Sodium Generic 54 15 $636
Lisinopril Generic 54 12 $488
Losartan Potassium Generic 51 11 $710
Tamsulosin Hcl Generic 51 0 $1,374
Gabapentin Generic 48 13 $836

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin O'Hair's medical specialty?
Dr. Erin O'Hair practices Primary Care Nurse Practitioner in Berkeley, CA.
Where does Dr. Erin O'Hair practice?
Dr. Erin O'Hair practices at 1901 4Th St, Berkeley, CA 947101985. Office phone: 5109291400.
What is Dr. Erin O'Hair's NPI?
Dr. Erin O'Hair's National Provider Identifier (NPI) is 1710259361, issued by NPPES.
Does Dr. Erin O'Hair accept Medicare assignment?
Yes. Dr. Erin O'Hair accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin O'Hair commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Chronic care management services (HCPCS 99490); Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439). Source: CMS Medicare Physician & Other Practitioners file.